Eupatolitin

Eupatolitin is a chemical compound. It is an O-methylated flavonol, a type of flavonoid. Eupatolitin can be found in Brickellia veronicaefolia[1] and in Ipomopsis aggregata.[2]

Eupatolitin
Chemical structure of eupatolitin
Names
IUPAC name
3,3′,4′,5-Tetrahydroxy-6,7-dimethoxyflavone
Systematic IUPAC name
2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-6,7-dimethoxy-4H-1-benzopyran-4-one
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
UNII
  • InChI=1S/C17H14O8/c1-23-11-6-10-12(14(21)17(11)24-2)13(20)15(22)16(25-10)7-3-4-8(18)9(19)5-7/h3-6,18-19,21-22H,1-2H3 ☒N
    Key: WYKWHSPRHPZRCR-UHFFFAOYSA-N ☒N
  • InChI=1/C17H14O8/c1-23-11-6-10-12(14(21)17(11)24-2)13(20)15(22)16(25-10)7-3-4-8(18)9(19)5-7/h3-6,18-19,21-22H,1-2H3
    Key: WYKWHSPRHPZRCR-UHFFFAOYAP
  • O=C1c3c(O)c(OC)c(OC)cc3O/C(=C1/O)c2ccc(O)c(O)c2
Properties
C17H14O8
Molar mass 346.291 g·mol−1
Density 1.592 g/mL
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Glycoside

Eupatolin is a eupatolitin glycoside containing a rhamnose attached at the 3 position. It can be found in Eupatorium ligustrinum.[3]

References
  1. Roberts, Margaret F.; Timmermann, Barbara N.; Mabry, Tom J. (1980). "6-Methoxyflavonols from Brickellia veronicaefolia (compositae)". Phytochemistry. 19: 127–129. doi:10.1016/0031-9422(80)85028-X.
  2. Smith, D.M.; Glennie, C.W.; Harborne, J.B. (1971). "Identification of eupalitin, eupatolitin and patuletin glycosides in Ipomopsis aggregata". Phytochemistry. 10 (12): 3115–3120. doi:10.1016/S0031-9422(00)97361-8.
  3. Quijano, L.; Malanco, F.; Ríos, Tirso (1970). "The structures of eupalin and eupatolin. Two new flavonol rhamnosides isolated from Eupatorium ligustrinum D.C". Tetrahedron. 26 (12): 2851–2859. doi:10.1016/S0040-4020(01)92863-7.
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